/* Copyright 2010-present MongoDB Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

using System;
using System.Buffers.Binary;

namespace MongoDB.Bson.IO
{
    // this class implements a few BinaryPrimitives methods we need that don't exist in some of our target frameworks
    // this class can be deleted once all our targeted frameworks have the needed methods
    internal static class BinaryPrimitivesCompat
    {
        public static double ReadDoubleLittleEndian(ReadOnlySpan<byte> source)
        {
            return BitConverter.Int64BitsToDouble(BinaryPrimitives.ReadInt64LittleEndian(source));
        }

        public static void WriteDoubleLittleEndian(Span<byte> destination, double value)
        {
            BinaryPrimitives.WriteInt64LittleEndian(destination, BitConverter.DoubleToInt64Bits(value));
        }
    }
}
